--- /dev/null
+require 'abstract_unit'
+
+module MailerHelper
+ def person_name
+ "Mr. Joe Person"
+ end
+end
+
+class HelperMailer < ActionMailer::Base
+ helper MailerHelper
+ helper :example
+
+ def use_helper(recipient)
+ recipients recipient
+ subject "using helpers"
+ from "tester@example.com"
+ end
+
+ def use_example_helper(recipient)
+ recipients recipient
+ subject "using helpers"
+ from "tester@example.com"
+ self.body = { :text => "emphasize me!" }
+ end
+
+ def use_mail_helper(recipient)
+ recipients recipient
+ subject "using mailing helpers"
+ from "tester@example.com"
+ self.body = { :text =>
+ "But soft! What light through yonder window breaks? It is the east, " +
+ "and Juliet is the sun. Arise, fair sun, and kill the envious moon, " +
+ "which is sick and pale with grief that thou, her maid, art far more " +
+ "fair than she. Be not her maid, for she is envious! Her vestal " +
+ "livery is but sick and green, and none but fools do wear it. Cast " +
+ "it off!"
+ }
+ end
+
+ def use_helper_method(recipient)
+ recipients recipient
+ subject "using helpers"
+ from "tester@example.com"
+ self.body = { :text => "emphasize me!" }
+ end
+
+ private
+
+ def name_of_the_mailer_class
+ self.class.name
+ end
+ helper_method :name_of_the_mailer_class
+end
+
+class MailerHelperTest < Test::Unit::TestCase
+ def new_mail( charset="utf-8" )
+ mail = TMail::Mail.new
+ mail.set_content_type "text", "plain", { "charset" => charset } if charset
+ mail
+ end
+
+ def setup
+ set_delivery_method :test
+ ActionMailer::Base.perform_deliveries = true
+ ActionMailer::Base.deliveries = []
+
+ @recipient = 'test@localhost'
+ end
+
+ def teardown
+ restore_delivery_method
+ end
+
+ def test_use_helper
+ mail = HelperMailer.create_use_helper(@recipient)
+ assert_match %r{Mr. Joe Person}, mail.encoded
+ end
+
+ def test_use_example_helper
+ mail = HelperMailer.create_use_example_helper(@recipient)
+ assert_match %r{<em><strong><small>emphasize me!}, mail.encoded
+ end
+
+ def test_use_helper_method
+ mail = HelperMailer.create_use_helper_method(@recipient)
+ assert_match %r{HelperMailer}, mail.encoded
+ end
+
+ def test_use_mail_helper
+ mail = HelperMailer.create_use_mail_helper(@recipient)
+ assert_match %r{ But soft!}, mail.encoded
+ assert_match %r{east, and\n Juliet}, mail.encoded
+ end
+end
+